[ltp] What does i2c_i801 do on a Thinkpad x60s
Micha Feigin
linux-thinkpad@linux-thinkpad.org
Tue, 3 Feb 2009 01:02:34 +0200
On Mon, 2 Feb 2009 22:16:35 +0100
Holger Levsen <holger@layer-acht.org> wrote:
> Hi Henrique,
>
> On Montag, 2. Februar 2009, Henrique de Moraes Holschuh wrote:
> > > Are there any (newer) thinkpad models were i2c* is useful?
> > I wouldn't know, since all I have is a T43. But I doubt it.
>
> I dont know much about i2c, maybe you know how can i find out?
>
>
> regards,
> Holger
>
>
Looking at the output of lspci -vv on my t61:
00:1f.3 SMBus: Intel Corporation 82801H (ICH8 Family) SMBus Controller (rev 03)
Subsystem: Lenovo ThinkPad T61
Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx-
Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Interrupt: pin A routed to IRQ 23
Region 0: Memory at fe227400 (32-bit, non-prefetchable) [size=256]
Region 4: I/O ports at 1c60 [size=32]
Kernel driver in use: i801_smbus
Kernel modules: i2c-i801
http://en.wikipedia.org/wiki/System_Management_Bus